Bird feeder



FIG. 1 is a front perspective view of a bird feeder embodying my new design, the rear view being substantially the same.

FIG. 2 is a left side perspective view thereof.

FIG. 3 is a right side perspective view thereof.

FIG. 4 is a top perspective view thereof; and,

FIG. 5 is a bottom perspective view thereof. 

CLAIM The ornamental design for a bird feeder, as shown and described. 